Our Lady of Sorrows Parish at St. Matthias Church, 915 Cornell St., will host the 13th annual Mahoning Valley Slovak Fest on Sunday. A Slovak/English Mass will be celebrated at 11 a.m. Slovak food will be available for sale from noon to 8 p.m. on the church grounds. The menu will include pirogi for $3; holubky for $3; halushky by the bowl for $4; pork sandwich for $6; klobasa & kysla kapusta for $6; kielbasa & sauerkraut casserole for $6; a Slovak sampler for $12; hot dog for $2; pop or water for $1; and domestic beer for $3 and Slovak beer for $4. The event will include a Slovak Heritage Corner, a cash raffle for $5 per ticket, Slovak basket auction, musical entertainment by Jack Vasko & Company from noon to 3 p.m. and Del Sinchak from 4 to 8 p.m. Attendance for polka bands only is $5.